Data Sheet

XY-MBA32A Bluetooth
Module
Data
sheet
www.newbitsiot.com
9
Pin10
GND
GND
-
Module ground
Pin11
TX
P02
O
UART_TX, Data transmit output pin
Pin12
RX
P03
I
UART_RX, Data transmit input pin
Pin13
CDS
P08
O
Low level: The AT command is not
recognized, and all data is recognized as
transparent data；
High level: automatic recognition of AT
commands and transparent transmission of
data.
Pin14
LINK
P09
O
Connection status indication pin:
Low level: Bluetooth is connected,
High level: Bluetooth is not connected
In the sleep state, this pin fails.
Pin15
WAKE
P07
I
Wake-up pin:
It does not sleep by default, and the module
sleep function is enabled on the first falling
edge. Wake up the module at a low level; go
to sleep at a high level.
Pin16
-
P01
I/O
Reserve
Pin17
-
P06
I/O
Reserve
Pin18
-
P10
I/O
Reserve